// Copyright 2018 The Bazel Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.devtools.build.importdeps.testdata;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/** A library annotation for testing. */
public class LibraryAnnotations {
  /** A library annotation for testing. */
  @Retention(RetentionPolicy.RUNTIME)
  @Target(ElementType.TYPE)
  public @interface ClassAnnotation {
    Class<?>[] friends() default {};
    SuppressWarnings nested() default @SuppressWarnings("raw");
  }

  /** A library annotation for testing. */
  @Retention(RetentionPolicy.RUNTIME)
  @Target(ElementType.METHOD)
  public @interface MethodAnnotation {
    String name();
  }

  /** A library annotation for testing. */
  @Retention(RetentionPolicy.RUNTIME)
  @Target(ElementType.FIELD)
  public @interface FieldAnnotation {
    int[] value() default {};
  }

  /** A library annotation for testing. */
  @Retention(RetentionPolicy.RUNTIME)
  @Target(ElementType.CONSTRUCTOR)
  public @interface ConstructorAnnotation {}

  /** A library annotation for testing. */
  @Retention(RetentionPolicy.RUNTIME)
  @Target(ElementType.PARAMETER)
  public @interface ParameterAnnotation {
    byte position() default -1;
  }

  /** A library annotation for testing. */
  @Retention(RetentionPolicy.RUNTIME)
  @Target({ElementType.TYPE_PARAMETER, ElementType.TYPE_USE})
  public @interface TypeAnnotation {}

  /** A library annotation for testing. */
  @Retention(RetentionPolicy.RUNTIME)
  @Target(ElementType.ANNOTATION_TYPE)
  public @interface AnnotationAnnotation {
    AnnotationFlag value();
  }

  /** An enum used in annotations for testing */
  public enum AnnotationFlag {
    N, Y
  }
}